/*************************************************************************/
/*  broad_phase_2d_sw.h                                                  */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
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/* a copy of this software and associated documentation files (the       */
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/*************************************************************************/
#ifndef BROAD_PHASE_2D_SW_H
#define BROAD_PHASE_2D_SW_H

#include "math_funcs.h"
#include "math_2d.h"

class CollisionObject2DSW;


class BroadPhase2DSW {

public:
	typedef BroadPhase2DSW* (*CreateFunction)();

	static CreateFunction create_func;

	typedef uint32_t ID;


	typedef void* (*PairCallback)(CollisionObject2DSW *A,int p_subindex_A,CollisionObject2DSW *B,int p_subindex_B,void *p_userdata);
	typedef void (*UnpairCallback)(CollisionObject2DSW *A,int p_subindex_A,CollisionObject2DSW *B,int p_subindex_B,void *p_data,void *p_userdata);

	// 0 is an invalid ID
	virtual ID create(CollisionObject2DSW *p_object_, int p_subindex=0)=0;
	virtual void move(ID p_id, const Rect2& p_aabb)=0;
	virtual void set_static(ID p_id, bool p_static)=0;
	virtual void remove(ID p_id)=0;

	virtual CollisionObject2DSW *get_object(ID p_id) const=0;
	virtual bool is_static(ID p_id) const=0;
	virtual int get_subindex(ID p_id) const=0;

	virtual int cull_segment(const Vector2& p_from, const Vector2& p_to,CollisionObject2DSW** p_results,int p_max_results,int *p_result_indices=NULL)=0;
	virtual int cull_aabb(const Rect2& p_aabb,CollisionObject2DSW** p_results,int p_max_results,int *p_result_indices=NULL)=0;

	virtual void set_pair_callback(PairCallback p_pair_callback,void *p_userdata)=0;
	virtual void set_unpair_callback(UnpairCallback p_unpair_callback,void *p_userdata)=0;

	virtual void update()=0;

	virtual ~BroadPhase2DSW();

};

#endif // BROAD_PHASE_2D_SW_H
